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5/15=n/21 Help please I don't know the answer for N

5/15=n/21 Help please I don't know the answer for N
asked 99.7k views
5 votes
5/15=n/21 Help please I don't know the answer for N

asked
User Jkasten
by
8.3k points

2 Answers

2 votes

Answer:

7

Explanation:

5÷5=1

15÷5=3

thus,

5/15=1/3

1/3=n/21

n=?

21÷3=7

n=7

answered
User Anton Kupias
by
9.0k points
3 votes

Answer:

7

Explanation:

5/15=1/3

21÷3=7

1×7=7

3×7=21

n=7

answered
User Roguenet
by
8.2k points
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